The structural damage detection technology is the basis of SHM. 结构损伤检测技术是结构健康监测的基础。
The influence of structural nonlinear and systemic noise was considered, so that the accuracy of damage testing has been improved. 在局部损伤因子中已考虑了结构本身非线性的影响和检测系统噪声的影响，提高了水工结构损伤检测的精度。
